高德地图应用(5)设置中心点和级别

课程目标：怎么设置中心点和级别

<!DOCTYPE html>
<html lang="zh">
<head>
	<meta charset="UTF-8">
	<meta name="viewport" content="width=device-width, initial-scale=1.0">
	<meta http-equiv="X-UA-Compatible" content="ie=edge">
	<title></title>
	<script type="text/javascript" src="https://webapi.amap.com/maps?v=1.4.11&key=key值"></script>
	<style type="text/css">
		*{margin: 0;padding: 0;}
		#container{width: 100%;height: 100%;position: absolute;left: 0;top: 0;}
		#setZoomNode,#setCenterNode{width: 300px;height: 100px;position: absolute;z-index: 99;right: 20px;top: 20px;border: 1px solid black;box-shadow: 0 0 5px black;background: white;}
		
	</style>
</head>
<body>
	<div id="container"></div>
	<div id='setCenterNode'>
	    <input type="" name="" id='xNode'>
	    <input type="" name="" id='yNode'>
		 <input type="text" name="" id='zoomVal'>
	    <button id='btn'>确定</button>
	
	</div>
	<script>
		var map=new AMap.Map('container',{
			zoom:11,
			center:[121,30]
		});
		btn.onclick = function(){
		    map.setZoomAndCenter(zoomVal.value,[xNode.value,yNode.value]);
		};
		
	</script>
</body>
</html>

a设置中心点级别的函数setZoomAndCenter
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在这里插入图片描述

posted @ 2021-05-25 01:36  贵哥的编程之路  阅读(142)  评论(0)    收藏  举报